Abstract: constant of 0.108MV/cm. Extrapolation is to VG = 12 volts for an "IRF" or "IRC" device and to VG = 6 volts , constant of 0.108MV/cm. Extrapolation is to VG = 12 volts for an "IRF" or "IRC" device and to VG = 6 volts , 4.1.10 HIGH HUMIDITY, HIGH TEMP. REVERSE BIAS (H3TRB) D2PAK PACKAGE Device Type IRF9510SIRF840S , and an observed electric field constant of 0.108MV/cm. Extrapolation is to VG = 12 volts for an "IRF , . Extrapolation is to VG = 12 volts for an "IRF" or "IRC" device and to VG = 6 volts for an "IRL" device